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Why is manganin wire is thicker than copper wire? ​

Why is manganin wire is thicker than copper wire? ​-example-1
User Meerkat
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2 Answers

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Manganin is an alloy of Cu with manganese and nickel. Since the latter two metals have resistivity greater than copper, the pure copper has lower resistivity and the manganin thus has to be thicker to have the same resistance.
User Yong Jie Wong
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Answer:

Manganin is an alloy of Cu with manganese and nickel. Since the latter two metals have resistivity greater than copper, the pure copper has lower resistivity and the manganin thus has to be thicker to have the same resistance.

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User Pbanfi
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